Check the normality assumption

Assignment Help Basic Statistics

Reference no: EM13123859

Biting an un-popped kernel of popcorn hurts! As an experiment, a self-confessed connoisseur of cheap popcorn carefully counted 713 kernels and put them in a popper. After popping, the un-popped kernels were counted. There were 89.

(a) Construct a 90 percent confidence interval for the proportion of all kernels that would not pop.

(b) Check the normality assumption.

(d) Why might this sample not be typical?

Reference no: EM13123859

Questions Cloud

What was the balance in the cash account : On October 31, a company's Cash account had a normal balance of $7,000. During October, the account was debited for a total of $4,250 and credited for a total of $5,340. What was the balance in the Cash account at the beginning of October?

Mean and standard deviation of simulated distribution : Run a Monte Carlo simulation 1000 trials for the following distribution. Determine the mean and standard deviation of the simulated distribution.

Demand and supply curve for clay fire : Redstone's manager is fired, and you are now the manager of Redstone Clayworks. How many fire pits would you choose to produce and why?

Real-life application of rational functions : Describe the cost C(x), in millions of dollars to inoculate x % of the Canadian population against a particularly virulent strain of flu

Check the normality assumption : After popping, the un-popped kernels were counted. There were 89. Construct a 90 percent confidence interval for the proportion of all kernels that would not pop.

Determining values to make function undefined : For what values or range of values are the following functions undefined

What amount of gains or losses on transactions : Apr.17 Purchased 20,000 shares of Company W common stock for $395,000 plus a brokerage fee of $3,500. The shares represent a 30% ownership in Company W.

Characteristics of the parabola : These questions are about the quadratic function which takes the form: Choose the false statements.

Equation of a tangent line : You are told that a line is tangent to the circle centred at (3,2) with radius 2. If the tangent line and circle intersect at the point (4, 2+ sqrt(3)) find the equation of the tangent.

User Account

All Pages